The little boy was allowed to go to have a swim _____ he finished his homework.
The teaching building in the big earthquake was our chemistry lab.
He knows little English that he has never been offered an job.
He looks forward with great interest the 2010 Shanghai Expo in the summer holiday.
________ the phone functions get, it doesn’t make much sense to those using it mostly for calling.
If these two colors, being color-blinded can be diagnosed.